Bender, M. (2004). Operation excellence: Succeeding in business and life. Amacom.
Lua i Stíl Chicago (17ú heag.)Bender, Mark. Operation Excellence: Succeeding in Business and Life. Nuw York: Amacom, 2004.
Lua MLA (9ú heag.)Bender, Mark. Operation Excellence: Succeeding in Business and Life. Amacom, 2004.
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